public class demo4 {
    public static void main(String[] args) throws InterruptedException {
       Thread t = new Thread(()->{
           while (!Thread.currentThread().isInterrupted()) {
               System.out.println("t线程");
               try {
                   Thread.sleep(1000);
               } catch (InterruptedException e) {
                   //throw new RuntimeException(e);
                   //e.printStackTrace();
                   break;
               }
           }
       });
       t.start();
       Thread.sleep(3000);
       t.interrupt();

    }
}
